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10105271 = 114911871
BaseRepresentation
bin100110100011…
…000110110111
3201000101211022
4212203012313
510041332041
61000331355
7151615301
oct46430667
921011738
1010105271
115782270
123473b5b
13212a767
1414b0971
15d4924b
hex9a31b7

10105271 has 8 divisors (see below), whose sum is σ = 11052288. Its totient is φ = 9163000.

The previous prime is 10105267. The next prime is 10105309. The reversal of 10105271 is 17250101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10105271 - 22 = 10105267 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10105241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4466 + ... + 6336.

It is an arithmetic number, because the mean of its divisors is an integer number (1381536).

Almost surely, 210105271 is an apocalyptic number.

10105271 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10105271 is a deficient number, since it is larger than the sum of its proper divisors (947017).

10105271 is a wasteful number, since it uses less digits than its factorization.

10105271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373.

The product of its (nonzero) digits is 70, while the sum is 17.

The square root of 10105271 is about 3178.8788904266. The cubic root of 10105271 is about 216.1968299008.

Adding to 10105271 its reverse (17250101), we get a palindrome (27355372).

The spelling of 10105271 in words is "ten million, one hundred five thousand, two hundred seventy-one".

Divisors: 1 11 491 1871 5401 20581 918661 10105271